Sorption of heavy metal ions on clay gels of polyacrylamide and poly-2-hydroxethylacrylate - Beisebekov, M.; Narod, A.; Seralin, A.; Iminova, R.; Zhumagaliyeva, Shynar; Beisebekov, M.; Nurlibaev, A.; Abilov, Zharylkasyn (Chemical Bulletin of Kazakh National University, 2012)